const React = {
  Children: {
    map: function () {
      /* ... */
    },
    forEach: function () {
      /* ... */
    },
    count: function () {
      /* ... */
    },
    toArray: function () {
      /* ... */
    },
    only: function () {
      /* ... */
    },
  },
  Component: function Component(props, context, updater) {
    /* ... */
  },
  Fragment: Symbol("react.fragment"),
  Profiler: Symbol("react.profiler"),
  PureComponent: function PureComponent(props, context, updater) {
    /* ... */
  },
  StrictMode: Symbol("react.strict_mode"),
  Suspense: Symbol("react.suspense"),
  cloneElement: function cloneElementWithValidation(element, props, children) {
    /* ... */
  },
  createContext: function createContext(defaultValue, calculateChangedBits) {
    /* ... */
  },
  createElement: function createElementWithValidation(type, props, children) {
    /* ... */
  },
  createFactory: function createFactoryWithValidation(type) {
    /* ... */
  },
  createRef: function createRef() {
    /* ... */
  },
  forwardRef: function forwardRef(render) {
    /* ... */
  },
  isValidElement: function isValidElement(object) {
    /* ... */
  },
  lazy: function lazy(ctor) {
    /* ... */
  },
  memo: function memo(type, compare) {
    /* ... */
  },
  useCallback: function useCallback(callback, deps) {
    /* ... */
  },
  useContext: function useContext(context, unstable_observedBits) {
    /* ... */
  },
  useDebugValue: function useDebugValue(value, formatterFn) {
    /* ... */
  },
  useEffect: function useEffect(create, deps) {
    /* ... */
  },
  useImperativeHandle: function useImperativeHandle(ref, create, deps) {
    /* ... */
  },
  useLayoutEffect: function useLayoutEffect(create, deps) {
    /* ... */
  },
  useMemo: function useMemo(create, deps) {
    /* ... */
  },
  useReducer: function useReducer(reducer, initialArg, init) {
    /* ... */
  },
  useRef: function useRef(initialValue) {
    /* ... */
  },
  useState: function useState(initialState) {
    /* ... */
  },
  version: "17.0.2",
  __SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED: {
    ReactCurrentDispatcher: {
      /* ... */
    },
  },
};

const ReactDOM = {
  createPortal: function createPortal(children, container) {
    /* ... */
  },
  findDOMNode: function findDOMNode(componentOrElement) {
    /* ... */
  },
  flushSync: function flushSync(fn, a) {
    /* ... */
  },
  hydrate: function hydrate(element, container, callback) {
    /* ... */
  },
  render: function render(element, container, callback) {
    /* ... */
  },
  unmountComponentAtNode: function unmountComponentAtNode(container) {
    /* ... */
  },
  unstable_batchedUpdates: function batchedUpdates(fn, a) {
    /* ... */
  },
  unstable_createPortal: function unstable_createPortal(children, container) {
    /* ... */
  },
  unstable_renderSubtreeIntoContainer: function renderSubtreeIntoContainer(
    parentComponent,
    element,
    container,
    callback,
  ) {
    /* ... */
  },
  version: "17.0.2",
  __SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED: {
    Events: [], // Пример внутренних данных
  },
};